send-pack: handle partial pushes correctly.

diff --git a/git-log-script b/git-log-script
index feca5e9b7c86b1aaa5903f1c2ca3afde09531c7b..24d1e83949a8eebb3cf6f8785f681c14ecd1115e 100755 (executable)
--- a/git-log-script
+++ b/git-log-script
@@ -1,2 +1,5 @@
 #!/bin/sh
+. git-sh-setup-script || die "Not a git archive"
+revs=$(git-rev-parse --revs-only --default HEAD "$@")
+[ "$revs" ] || die "No HEAD ref"
 git-rev-list --pretty $(git-rev-parse --default HEAD "$@") | LESS=-S ${PAGER:-less}